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9240401 = 17543553
BaseRepresentation
bin100011001111…
…111101010001
3122101110110002
4203033331101
54331143101
6530015345
7141353642
oct43177521
918343402
109240401
1152414a5
123117555
131bb6bc1
1413276c9
15c27d6b
hex8cff51

9240401 has 4 divisors (see below), whose sum is σ = 9783972. Its totient is φ = 8696832.

The previous prime is 9240383. The next prime is 9240409. The reversal of 9240401 is 1040429.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4060225 + 5180176 = 2015^2 + 2276^2 .

It is a cyclic number.

It is not a de Polignac number, because 9240401 - 26 = 9240337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9240409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271760 + ... + 271793.

It is an arithmetic number, because the mean of its divisors is an integer number (2445993).

Almost surely, 29240401 is an apocalyptic number.

It is an amenable number.

9240401 is a deficient number, since it is larger than the sum of its proper divisors (543571).

9240401 is a wasteful number, since it uses less digits than its factorization.

9240401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543570.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 9240401 is about 3039.8027896559. The cubic root of 9240401 is about 209.8441852494.

The spelling of 9240401 in words is "nine million, two hundred forty thousand, four hundred one".

Divisors: 1 17 543553 9240401